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Finding the Fourth Proportional to 362,693.03, 500,373.07 and 209,703.20

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Solution

The fourth proportional to 362,693.03, 500,373.07 and 209,703.20 is: 289,307.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,693.03 : 500,373.07 = 209,703.20 : x
  2. Step 2: Convert to fraction form
    362,693.03/500,373.07 = 209,703.20/x
  3. Step 3: Cross multiply
    362,693.03x = 500,373.07 × 209,703.20
  4. Step 4: Simplify right side
    362,693.03x = 104,929,830,946.70
  5. Step 5: Solve for x
    x = 104,929,830,946.70/362,693.03
  6. Step 6: Final answer
    x = 289,307.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.